SUPERMICR R

Contact Information
• Website: http://www.supermicro.com (Email: support@supermicro.com)
• Manuals: http://www.supermicro.com/support/manuals
Package Contents
• One (1) Supermicro Motherboard WARNING: This product can expose you to chemicals including

A1SAi & A1SRi Series Motherboard • Six (6) SATA Cables (Four for -2358SKU) ! lead, known to the State of California to cause cancer and birth
defects or other reproductive harm. For more information, go
• Drivers & Utilities: ftp://ftp.supermicro.com • One (1) I/O Shield
Quick Reference Guide Rev. 1.1
to www.P65Warnings.ca.gov.
• Safety: http://www.supermicro.com/about/policies/safety_information.cfm

Motherboard Layout and Features Jumpers, Connectors and LED Indicators Memory Support
Jumpers
USB2.0-0/1
The A1SAi (2750F/2550F) and A1SRi (2758F/2558F) supports up to 64GB of
Jumper Description Default
DDR3 ECC Unbuffered SO-DIMM 1600/1333 MHz (1.35V/1.5V) memory in four
LED7

JUIDB1 VGA COM1 JBT1 CMOS Clear Off (Normal) (4) slots.
JI2C1/JI2C2 SMB to PCI Express Slots Off (Disabled)

USB 3.0-3
A1SRi-2358F supports up to 16GB at 1333MHz in two slots: DIMMA1/A2. Some
JPG1 VGA Enable Pins 1-2 (Enabled) 1600MHz can be used with -2358F but will operate at 1333MHz.
JPG1

USB3.0-0/1
BMC JPL1 Ethernet LAN Ports Enable Pins 1-2 (Enabled)
IPMI_LAN
JWD1 Watch Dog Enable Pins 1-2 (Reset) Memory Population Guidelines

MNL-1555-QRG 1.1
LAN2/LAN4 LAN1/LAN3
JIPMB1

Please follow the table below when populating the A1SAi & A1SRi Series moth-
Marvell
PHY
Connectors erboard. A1SRi-2358F only supports up to 8GB memory modules.
BIOS Connector Description

JPI2C1
JI2C1
Battery (JBAT1) Onboard Battery
LED2

Recommended Population (Balanced)

JPL1

JL1
A1SAi/A1SRi Series Motherboard COM1/COM2 COM1 Port, COM2 Header DIMMA1 Slot DIMMB1 Slot DIMMA2 Slot DIMMB2 Slot Total System Memory
PCI-E 2.0 X8

Rev. 1.00 FAN1 - FAN3 CPU and System Cooling Fans 4GB 4GB
JI2C2

USB 3.0-2
4GB 4GB 8GB
IPMI LAN Dedicated IPMI LAN Port
Bar Code

I-SATA0

4GB 4GB 4GB 4GB 16GB

I-SATA1

JBT1
J1* 4-pin 12V DC Power Connector (To provide alternative power for the
8GB 8GB 16GB
special enclosure when the 24-pin ATX power is not in use.)*

© 2018 Supermicro Computer Inc. All rights reserved. Reproduction of this document whether in part or in whole is strictly prohibited without Supermicro's written
consent. All Trademarks are property of their respective entities. All information provided is deemed accurate at the time of printing; however, it is not guaranteed.
8GB 8GB 8GB 8GB 32GB
J3 4-pin Power Connector for HDD use (to provide power from the moth- 16GB 16GB 16GB 16GB 64GB

J1
erboard to onboard HDD devices)
JD1 Power LED/Speaker Header (Pins 1-3: Power LED, Pins 6-7: Internal 1. Always use DDR3 SO-DIMM modules of the same type, size, and speed.
Buzzer, Pins 4-7: External Speaker) Mixing memory modules of different types and speeds is not allowed.
I-SATA2
I-SATA3

CPU JF1 Front Control Panel Header

COM2

Battery 2. This motherboard only supports the following memory population configura-
JIPMB1 4-pin External SMbus I2C Header (for an IPMI Card)
JWD1 tions: a single module (DIMMA1), one pair, or two pairs.
LED8

JPW1
I-SATA4

JL1 Chassis Intrusion Header

JF1
JOH1 Overheat LED Header DIMMA1 DIMMA1
I-SATA5

JPI2C1 Power Supply System Management Bus (SMBus) I C Header 2

DIMMA2 DIMMA2
FP CTRL

JPK1 LAN3/LAN4 LED Activity Header

JTPM1
LED3

1
JOH1

J3 JPW1* 24-pin ATX Main Power Connector

JD1

FAN3 JSD1 SATA DOM (Device On Module) Power Connector CPU

JSD1
LAN3/4 LED

JTPM1 Trusted Platform Module (TPM)/Port 80 Connector

JPK1

FAN1
DIMMA2
DIMMB2

DIMMA1
DIMMB1

SP1 JUIDB1 Unit Identifier (UID) Switch

FAN2

LAN1/LAN3, LAN2/LAN4 Gigabit Ethernet (RJ45) Ports

DIMMB2 DIMMB2
PCI-E Slot PCI-E 2.0 x8 Slot
= mounting hole DIMMB1 DIMMB1
I-SATA0-1 Intel Serial ATA 3.0 Ports 0/1
I-SATA2-5 Intel Serial ATA 2.0 Ports 2/3/4/5 (4/5 not available on A1SRi-2358F)
Memory Installation and Removal Front Control Panel (JF1) SP1 Internal Speaker/Buzzer
Back Panel I/O Connectors
Installing the SO-DIMM Memory Module USB 2.0 0/1 Back Panel USB 2.0 Ports 0/1
1 2
1. Align the key on the bottom of the SO-DIMM module against the receptive
PWR Power Button Ground USB 3.0 0/1 Back Panel USB 3.0 Ports 0/1
point on the memory socket. Take note of the notches on the side of the SO- D A. COM1 G. LAN1
DIMM module, and of the locking clips on the socket to avoid causing damage. Reset Reset Button Ground USB 3.0 2/3 USB3.0 - Port 2 (Single port via Internal Header), Port 3 (Type A) H JJ B. USB Port 0 (2.0) H. LAN3
2. Install the SO-DIMM module straight down into the socket until it is securely VGA Back Panel VGA Port F C. USB Port 1 (2.0) I. LAN2
3.3 V Power Fail LED
seated in the socket. The side clips will automatically lock the module into place. *Do not use the 4-pin DC power at J1 when the 24-pin ATX Power at JPW1 is connected D. IPMI LAN J. LAN4
UID LED OH/Fan Fail/PWR Fail
Module Notch to the power supply. Do not plug in both J1 and JPW1 at the same time. E. USB Port 0 (3.0) K. VGA
1 2 3 3.3V Stby NIC2 Activity LED A C E G I K F. USB Port 1 (3.0)
LED Indicators
3.3V Stby NIC1 Activity LED B
LED Description Color/State Status
3.3V Stby HDD LED
Module Key
LED2 BMC Heartbeat LED Green: Blinking BMC: Normal Notes:
3.3V FP PWRLED
Socket Key Side Clip
LED3 Power LED Green: On System PWR On 1. Graphics shown in this quick reference guide are for illustration only. Your components may or may
Removing the SO-DIMM Memory Module X X
not look exactly the same as drawings shown in this guide.
LED7 UID Switch LED Blue: On Unit Identified 2. Refer to Chapter 1 of the User Manual for detailed information on jumpers, connectors, and LED
NMI Ground
Push the side clips away from the module to release Solid On: Overheat, indicators.
it from the socket.
19 20 LED8 Overheat/PWR Fail/Fan Fail LED Red: Solid on/Blinking 3. Refer to Chapter 2 of the User Manual for detailed information on memory support and CPU and
Blinking: PWR Fail or Fan Fail
Side Clip motherboard installation instructions.